"ITEM COMPOSED OF A CAM WITH PART NUMBER 2223-117, TWO RIVETS WITH PART NUMBERS MS20426-A3-9, A PIN WITH PART NUMBER 2223-134, A DIAL INDEXED IN NUMERIC VALUES WITH PART NUMBER 2223-119, AND A KNOB WITH PART NUMBER 2223-118. THE ITEM'S OVERALL SHAPE IS CIRCULAR WITH THE KNOB SITUATED ON ITS OUTER CIRCUMFERENCE CENTERED ABOVE THE SMALLEST OF THREE RIVET HOLES; IT ALSO INCLUDES THE DIAL."